/* ==========================================================================
   SXhibition 2026 - contributor upload
   Mobile-first. Primary target is iOS Safari at 375px; desktop is secondary.
   ========================================================================== */

:root {
  --bg: #0a0a0a;
  --surface: #151515;
  --surface-raised: #1e1e1e;
  --border: #2e2e2e;
  --text: #f5f5f5;
  --text-dim: #a3a3a3;
  --accent: #d81f26;
  --accent-hover: #f0242c;
  --ok: #3fb950;
  --warn: #d29922;
  --error: #f85149;
  --radius: 10px;
  --gap: 1rem;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  -webkit-text-size-adjust: 100%;
}

.wrap {
  max-width: 640px;
  margin: 0 auto;
  padding: 1.25rem 1rem 4rem;
}

/* --- Header ------------------------------------------------------------- */

.masthead { text-align: center; padding: 1.5rem 0 1rem; }
.masthead img { width: 100%; max-width: 320px; height: auto; }
.masthead p { color: var(--text-dim); margin: .5rem 0 0; font-size: .95rem; }

/* --- Steps -------------------------------------------------------------- */

.step {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: var(--gap);
}

.step[hidden] { display: none !important; }

.step h2 {
  margin: 0 0 .25rem;
  font-size: 1.05rem;
  letter-spacing: .02em;
  text-transform: uppercase;
}

.step .hint { color: var(--text-dim); font-size: .875rem; margin: 0 0 1rem; }

/* --- Form controls ------------------------------------------------------ */

label { display: block; margin-bottom: .35rem; font-size: .9rem; }

input[type="text"],
input[type="email"],
input[type="tel"],
select,
textarea {
  width: 100%;
  padding: .8rem;
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 1rem; /* 16px minimum - anything smaller triggers iOS zoom on focus */
}

input:focus-visible, select:focus-visible, button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.choice-group { display: grid; gap: .5rem; }

.choice {
  display: flex;
  gap: .75rem;
  align-items: flex-start;
  padding: .85rem;
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
}

.choice:has(input:checked) { border-color: var(--accent); }
.choice input { margin-top: .2rem; flex: none; width: 20px; height: 20px; accent-color: var(--accent); }
.choice .title { font-weight: 600; }
.choice .detail { color: var(--text-dim); font-size: .85rem; }

/* --- Consent block ------------------------------------------------------ */
/* Deliberately visually distinct. This is a legal instrument, not form furniture. */

#consent { border-color: var(--accent); }

.consent-wording {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  max-height: 260px;
  overflow-y: auto;
  font-size: .875rem;
  color: var(--text-dim);
  margin-bottom: 1rem;
}

.consent-version { font-size: .75rem; color: var(--text-dim); margin-top: .75rem; }

/* --- Buttons ------------------------------------------------------------ */

button {
  font: inherit;
  border: 0;
  border-radius: 8px;
  padding: .95rem 1.25rem;
  cursor: pointer;
  min-height: 48px; /* touch target */
}

.btn-primary { background: var(--accent); color: #fff; font-weight: 600; width: 100%; }
.btn-primary:hover:not(:disabled) { background: var(--accent-hover); }
.btn-primary:disabled { background: #3a3a3a; color: var(--text-dim); cursor: not-allowed; }
.btn-secondary { background: transparent; color: var(--text); border: 1px solid var(--border); }

/* --- Upload progress ---------------------------------------------------- */

.file-list { list-style: none; margin: 1rem 0 0; padding: 0; display: grid; gap: .5rem; }

.file-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: .5rem .75rem;
  align-items: center;
  padding: .75rem;
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: .875rem;
}

.file-row .name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-row .meter { grid-column: 1 / -1; height: 4px; background: var(--border); border-radius: 2px; overflow: hidden; }
.file-row .meter > span { display: block; height: 100%; background: var(--accent); width: 0; transition: width .2s; }

.file-row[data-state="done"] .state { color: var(--ok); }
.file-row[data-state="failed"] .state { color: var(--error); }
.file-row[data-state="done"] .meter > span { background: var(--ok); }
.file-row[data-state="failed"] .meter > span { background: var(--error); }

/* Never a silent failure - every failed row gets a named error and a retry. */
.file-row .retry { background: transparent; border: 1px solid var(--error); color: var(--error); padding: .35rem .7rem; min-height: 0; font-size: .8rem; }
.file-row .error-text { grid-column: 1 / -1; color: var(--error); font-size: .8rem; }

/* --- Messages ----------------------------------------------------------- */

.notice { padding: .85rem 1rem; border-radius: 8px; font-size: .9rem; margin-bottom: var(--gap); }
.notice.error { background: rgba(248, 81, 73, .12); border: 1px solid var(--error); color: #ffb3ae; }
.notice.ok { background: rgba(63, 185, 80, .12); border: 1px solid var(--ok); color: #a5e6ad; }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}